Data & Analytics 2015.03.26 Change before you have to

1. Change before you have to Radosław Gołąb www.gemius.com 2. 2 Preparing! 3. 3 CTR by country 0.89% 0.71% 0.52% 0.52% 0.47% 0.45% 0.44% 0.41% 0.37% 0.36% 0.31% 0.27%…